Disposable fireplace liner



FIG. 1 is a perspective view of a disposable fireplace liner showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view (opposite side view is mirror image) thereof; and,

FIG. 5 is a front view (back view is mirror image) thereof. 

The ornamental design for a disposable fireplace liner, as shown and described. 